First three images: Open Water No. 24, 2009 - oil on canvas
Bottom image: Swell, 2006 - oil on canvas
Rainbow Eucalyptus trees on Maui, Hawaii
These haven’t been painted. The phenomenon is caused by patches of bark peeling off at various times and the colors are indicators of age. A newly shed outer bark reveals bright greens which darken over time into blues and purples and then orange and red tones.